Coco Gauff moves past Maria Sharapova in key atatt, with only Martina Hingis left ahead

Coco Gauff is through to the third round of the Dubai Tennis Championships after seeing off Anna Kalinskaya on Tuesday. Gauff had struggled for form going into the match, coming off a heavy loss to Elina Svitolina in Melbourne and a surprising defeat to Elisabetta Cocciaretto in Doha.